Missing services/ features / buttons

Missing services/ features / buttons

Hello,
1.      I can't locate the DKIM information in ZoHo CRM that I need to add as txt strings to our DNS in GoDaddy.
2.      In other activities I cannot locate the 'Help' button for context senstivie help
3.      I wish to merge two records into a single record but can not see the option in the sub-menu